CN210601672U

CN210601672U - Heat accumulating type organic waste gas catalytic combustion device

Info

Publication number: CN210601672U
Application number: CN201921611021.1U
Authority: CN
Inventors: 杨盛元; 杨亚峰
Original assignee: Botou Qiyuan Mechanical Equipment Manufacturing Co Ltd
Current assignee: Botou Qiyuan Mechanical Equipment Manufacturing Co Ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-22
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a heat accumulation formula organic waste gas catalytic combustion device, the induction cooker comprises a cooker bod, be provided with combustion chamber and the regenerator that communicates each other in the furnace body, the bottom of furnace body be provided with intake pipe and the blast pipe of regenerator intercommunication, be provided with ceramic heat accumulator in the regenerator, correspond in the regenerator the position of ceramic heat accumulator top is provided with the catalyst converter, and the bottom of regenerator is provided with the active carbon in the position that corresponds ceramic heat accumulator below and crosses the filter pulp, be provided with the combustor in the combustion chamber. The utility model discloses a set up the catalyst converter in the regenerator, can play catalytic reaction to the waste gas in the furnace body for waste gas alright when low temperature with take place to decompose, accelerated decomposition efficiency, the setting of the tube-shape reaction body in the casing makes can overlap each other between the reaction body together, has increased the area of contact of waste gas with the reaction body like this, makes catalytic effect better, and the filter effect is played to the waste gas of business turn over furnace body to the active carbon filter pulp.

Description

Heat accumulating type organic waste gas catalytic combustion device

Technical Field

The utility model relates to a waste gas treatment technical field especially relates to a heat accumulation formula organic waste gas catalytic combustion device.

Background

The heat accumulating type incinerator is used as efficient organic waste gas treatment equipment, compared with the traditional catalytic combustion and direct combustion type thermal oxidation furnaces, the heat accumulating type incinerator has the advantages of being high in heat efficiency, low in operation cost, capable of treating large-air-volume low-concentration waste gas and the like, when the concentration is slightly high, secondary waste heat recovery can be carried out, the production and operation cost is greatly reduced, the principle is that combustible waste gas is oxidized into corresponding oxides and water at high temperature, waste gas is purified, heat released when the waste gas is decomposed is recovered, the decomposition work can be achieved only when the high temperature in the incinerator body is required to be achieved, and the waste gas treatment efficiency is still to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid prior art's weak point, provide a heat accumulation formula organic waste gas catalytic combustion device to effectively solve the weak point that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a heat accumulating type organic waste gas catalytic combustion device comprises a furnace body, wherein a combustion chamber and a heat accumulating chamber which are communicated with each other are arranged in the furnace body, an air inlet pipe and an exhaust pipe which are communicated with the heat accumulating chamber are arranged at the bottom of the furnace body, a ceramic heat accumulator is arranged in the heat accumulating chamber, a catalyst is arranged in the heat accumulating chamber at a position corresponding to the upper part of the ceramic heat accumulator, activated carbon filter cotton is arranged at the bottom of the heat accumulating chamber at a position corresponding to the lower part of the ceramic heat accumulator, and a combustor is arranged in the combustion chamber;

the catalytic converter comprises a shell, wherein sealing covers are arranged at the upper end and the lower end of the shell, vent holes are formed in the sealing covers, reaction bodies are arranged in the shell and are cylindrical, the reaction bodies with different apertures are sequentially sleeved, a metal isolation net is sleeved on the outer side of each reaction body, and a catalytic coating containing palladium and platinum is sprayed on the reaction bodies.

Further, the reaction body is prepared from aluminum oxide.

Furthermore, the shell and the sealing cover are made of carbon steel.

Further, the metal isolation net is a steel wire net.

Furthermore, the section of the furnace body is inverted U-shaped, the combustion chamber is arranged at the top of the furnace body, and the regenerative chambers are arranged at two sides of the furnace body.

Furthermore, the air inlet pipe and the exhaust pipe are arranged on the heat storage chambers on the two sides.

Further, the active carbon filter cotton is provided with two layers.

Further, a support is arranged in the furnace body, and the activated carbon filter cotton is placed on the support.

The above technical scheme of the utility model following beneficial effect has: the utility model discloses a set up the catalyst converter in the regenerator, can play catalytic reaction to the waste gas in the furnace body, make waste gas alright in order to take place to decompose when low temperature, decomposition efficiency has been accelerated, the setting of catalyst converter casing, play the guard action to its inside reaction body, avoid its direct gas of being lighted to directly burn, the setting of tube-shape reaction body in the casing, make and overlap each other between the reaction body and be in the same place, the area of contact of waste gas and reaction body has been increased like this, make catalytic effect better, the setting of active carbon filter pulp in the regenerator, play the filter effect to the waste gas of business turn over furnace body.

Drawings

FIG. 1 is a schematic view of a cross-sectional structure of an embodiment of the present invention;

fig. 2 is a schematic top view of a cross-sectional structure of a catalyst according to an embodiment of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, the heat accumulating type organic waste gas catalytic combustion apparatus according to the present embodiment includes a furnace body 1, a combustion chamber 11 and a heat accumulating chamber 12 are disposed in the furnace body 1, an air inlet pipe 2 and an air outlet pipe 3 are disposed at the bottom of the furnace body 1 and are communicated with the heat accumulating chamber 12, a ceramic heat accumulator 4 is disposed in the heat accumulating chamber 12, a catalyst 5 is disposed in the heat accumulating chamber 12 at a position corresponding to the upper side of the ceramic heat accumulator 4, an activated carbon filter cotton 6 is disposed at the bottom of the heat accumulating chamber 12 at a position corresponding to the lower side of the ceramic heat accumulator 4, and a burner 7 is disposed in the combustion;

the catalytic converter 5 comprises a shell 51, sealing covers 52 are arranged at the upper end and the lower end of the shell 51, vent holes 53 are formed in the sealing covers 52, reaction bodies 54 are arranged in the shell 51, the reaction bodies 54 are cylindrical, the reaction bodies 54 with different apertures are sequentially sleeved together, a metal isolation net 55 is sleeved on the outer side of each reaction body 54, and a catalytic coating containing palladium and platinum is sprayed on the reaction bodies 54.

The arrangement of the catalyst 5 ensures that the organic waste gas can be decomposed under the catalysis of the catalytic coating under the low-temperature state, thereby accelerating the decomposition efficiency.

The apertures of the reaction bodies 54 are different, after the metal separation net 55 is sleeved on the outer side of each reaction body, the reaction bodies 54 with small apertures are sleeved on the through hole at the center of the reaction body 54 with large aperture 54.

Preferably, the reactant body 54 is prepared from alumina.

Preferably, the case 51 and the cover 52 are made of carbon steel.

Preferably, the metal separation net 55 is a steel wire net.

The section of the furnace body 1 is inverted U-shaped, the combustion chamber 11 is arranged at the top of the furnace body 1, and the heat storage chambers 12 are arranged at the two sides of the furnace body 1.

All be provided with intake pipe 2 and blast pipe 3 on the regenerator 12 of both sides, two intake pipe 2 are responsible for supplying gas through an admitting air, and two blast pipes 3 are responsible for discharging the gas of decomposition through an exhaust, and organic waste gas enters into two regenerators 12 along intake pipe 2 in, after 11 burning decompositions of combustion chamber, is being discharged in two regenerators 12 along outlet duct 3.

The active carbon filter cotton 6 is provided with two layers.

A support 13 is arranged in the furnace body 1, and the active carbon filter cotton 6 is placed on the support 13.

The utility model discloses a theory of operation does: the air inlet pipe 2 is provided with an induced draft fan, the induced draft fan introduces organic waste gas into the two heat storage chambers 12 along the air inlet pipe 2, the organic waste gas can be subjected to certain filtration when the organic waste gas passes through the activated carbon filter cotton 6, the gas passes through the ceramic heat storage body 4 and the catalyst 5, is ignited by the burner 7 in the combustion chamber 11 and passes through the catalytic action of the catalyst 5, so that the organic waste gas is subjected to oxidative decomposition at a low temperature, the decomposed gas returns to the exhaust pipe 3 to be discharged, the organic waste gas can generate heat when decomposed, and the heat of the decomposed gas can be absorbed by the ceramic heat storage body when the decomposed gas passes through the ceramic heat storage body 4, so that when the organic waste gas is put into the heat storage chambers 12 again, the ceramic heat storage body 4 absorbs the heat and preheats the organic waste gas, the decomposition efficiency of the organic waste gas is improved, the decomposed gas can be filtered once again when the, thereby improving the purification effect of the exhaust gas.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A heat accumulating type organic waste gas catalytic combustion device is characterized in that: the heat-storage type gas-fired boiler comprises a boiler body, wherein a combustion chamber and a heat-storage chamber which are communicated with each other are arranged in the boiler body, an air inlet pipe and an air outlet pipe which are communicated with the heat-storage chamber are arranged at the bottom of the boiler body, a ceramic heat-storage body is arranged in the heat-storage chamber, a catalyst is arranged at a position corresponding to the upper part of the ceramic heat-storage body in the heat-storage chamber, activated carbon filter cotton is arranged at a position corresponding to the lower part of the ceramic heat-storage body at;

2. A heat accumulating type catalytic combustion apparatus for organic exhaust gas according to claim 1, wherein: the reactant is prepared from aluminum oxide.

3. A heat accumulating type catalytic combustion apparatus for organic exhaust gas according to claim 1, wherein: the shell and the sealing cover are made of carbon steel.

4. A heat accumulating type catalytic combustion apparatus for organic exhaust gas according to claim 1, wherein: the metal isolation net is a steel wire net.

5. A heat accumulating type catalytic combustion apparatus for organic exhaust gas according to claim 1, wherein: the section of the furnace body is inverted U-shaped, the combustion chamber is arranged at the top of the furnace body, and the regenerative chambers are arranged at two sides of the furnace body.

6. A heat accumulating type catalytic combustion apparatus for organic exhaust gas according to claim 5, wherein: the air inlet pipe and the exhaust pipe are arranged on the heat storage chambers on the two sides.

7. A heat accumulating type catalytic combustion apparatus for organic exhaust gas according to claim 1, wherein: the active carbon filter cotton is provided with two layers.

8. A heat accumulating type catalytic combustion apparatus for organic exhaust gas according to claim 7, wherein: the furnace body is internally provided with a support, and the activated carbon filter cotton is placed on the support.